| Authors: |
Bolbocean C; Nuffield Department of Primary Care Health Sciences, University of Oxford, Radcliffe Observatory Quarter, Woodstock Road, Oxford, OX2 6GG, United Kingdom. Electronic address: Corneliu.Bolbocean@phc.ox.ac.uk., Coomarasamy A; Nuffield Department of Women's & Reproductive Health, University of Oxford, United Kingdom., Hippisley-Cox J; Wolfson Institute of Population Health, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom., Nicodemo C; Nuffield Department of Primary Care Health Sciences, University of Oxford, Radcliffe Observatory Quarter, Woodstock Road, Oxford, OX2 6GG, United Kingdom; Brunel University, London, United Kingdom., Quenby S; Warwick Medical School, University of Warwick, United Kingdom., Petrou S; Nuffield Department of Primary Care Health Sciences, University of Oxford, Radcliffe Observatory Quarter, Woodstock Road, Oxford, OX2 6GG, United Kingdom. |